Pope Sylvester III

Pope Sylvester (1000-1062), born Giovanni de Crescenzi, was Pope from 20 January to March 1045, succeeding and preceding Pope Benedict IX.

Biography
Giovanni de Crescenzi was born in 1000 and became Bishop of Sabina. On 20 January 1045 he was elected as pope after Pope Benedict IX was driven out of Rome. The former Pope Benedict excommunicated Sylvester and returned to Rome to take power, while Giovanni was now left as bishop of Sabina again.